Industrial wastewater recycling system and recycling method thereof

Abstract

The invention discloses an industrial wastewater recycling system and a recycling method thereof. The industrial wastewater recycling system comprises a box body, a partition plate, a mixing box and a filtering assembly, partition plates are arranged in the box body at left and right intervals, and the interior of the box body is sequentially divided into a mixing cavity, a settling cavity and a purifying cavity from left to right through the partition plates; a feeding pipe is arranged on the left side of the box body, a mixing box is arranged at the position, opposite to the mixing cavity, of the inner bottom surface of the box body, and a mixing pipe is vertically arranged in the mixing cavity in a winding shape; the lower end of the water inlet pipe is mounted on the upper surface of the box body relative to the mixing cavity through a clamping component, the lower end of the mixing pipe is communicated with the mixing box, the upper end of the mixing pipe is communicated with the water inlet pipe, and the feeding pipe is hermetically communicated with the mixing pipe close to the upper end; the water conveying assembly I conveys the mixed industrial wastewater to the settling cavity for settling, a filtering assembly is arranged in the purification cavity, and the settled industrial wastewater is conveyed to the purification cavity through the water conveying assembly II for purification treatment. According to the invention, the purification treatment effect on industrial wastewater is improved.

Description

Technical Field

[0001] The invention relates to the technical field of industrial wastewater treatment, and in particular to an industrial wastewater recycling system and a recycling method thereof. Background Art

[0002] Industrial wastewater includes production wastewater, production sewage and cooling water, which refers to wastewater and waste liquid generated in the industrial production process, which contains industrial production materials, intermediate products, by-products lost with water, and pollutants generated in the production process; with the development of the economy, industrial wastewater has increased significantly, causing serious water pollution and affecting people’s daily lives. Therefore, industrial wastewater treatment equipment is needed to purify the wastewater discharged by the factory before it can be discharged.

[0003] However, existing industrial wastewater treatment devices generally have the following defects: 1) the wastewater discharge pipe interface cannot be effectively locked, resulting in leakage during wastewater discharge; 2) the purification treatment effect is poor and does not meet the discharge standards. Therefore, the above problems need to be solved urgently. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide an industrial wastewater recycling system and a recycling method thereof, wherein the industrial wastewater is firstly mixed with a purification agent, then settled, and then filtered through a filter plate and an activated carbon layer in sequence, thereby improving the purification effect of the industrial wastewater.

[0005] In order to solve the above technical problems, the present invention adopts the following technical solutions: An industrial wastewater recycling system of the present invention, the innovation of which is that it includes a box body, a partition, a clamping assembly, a feed pipe, a mixing pipe, a mixing box, a water delivery assembly I, a water delivery assembly II and a filtering assembly; partitions are arranged vertically and longitudinally at intervals on the left and right inside the horizontally arranged box body, and the inside of the box body is divided from left to right into a mixing chamber, a sedimentation chamber and a purification chamber that are not connected to each other by two partitions; a feed pipe is connected to the upper left side of the box body, and a mixing box is also arranged on its inner bottom surface relative to the mixing chamber, and a filter is arranged in the mixing chamber relative to the mixing chamber. A mixing tube is vertically arranged in a winding shape just above the mixing box; the lower end of the water inlet pipe is installed on the upper surface of the box body relative to the mixing chamber through a clamping assembly and is connected to the mixing chamber; the lower end of the mixing tube is connected to the mixing box, and its upper end is sealed and connected to the lower end of the water inlet pipe, and the feed pipe is sealed and connected to the mixing tube at its upper end position, so that the industrial wastewater and the purification agent are mixed in the mixing box through the mixing tube, and the mixed industrial wastewater is sent to the sedimentation chamber for sedimentation through the water delivery assembly I; a filtering assembly is provided in the purification chamber, and the settled industrial wastewater is sent to the purification chamber for purification through the water delivery assembly II.

[0006] Preferably, the clamping assembly includes a push rod, a spring and a clamping block; a water inlet matching the water inlet pipe is embedded in the upper surface of the box relative to the upper end of the mixing tube, and grooves are embedded at intervals on the upper surface relative to the left and right sides of the water inlet to ensure that the upper end of the mixing tube is sealed and connected to the water inlet; a push rod matching it is vertically arranged in each of the grooves, and each of the push rods slides horizontally in the corresponding groove of the box, and a side of each push rod away from the water inlet is aligned with the corresponding groove of the box. Springs are also horizontally arranged between the inner side surfaces, and the two ends of each spring are fixedly connected to the corresponding inner side surface of the box body and the corresponding push rod respectively; a clamping block is also fixedly arranged on a side surface of each push rod close to the water inlet, and clamping grooves are respectively embedded and opened on the left and right sides of the lower end of the water inlet pipe at the position relative to the clamping block; the lower end of the water inlet pipe is vertically inserted into the water inlet of the box body, and the corresponding clamping block is tightly clamped with the corresponding clamping groove of the water inlet pipe through the spring force of the spring, thereby fixing the lower end of the water inlet pipe with the box body and making it sealed and connected with the mixing pipe.

[0007] Preferably, the water delivery component I includes a pump I, a pipe I and a rib plate I, and the water delivery component II includes a pump II, a pipe II, a rib plate II, a diversion chamber and a diversion hole; a pump I is also provided on the inner bottom surface of the box body relative to the right side of the mixing box and located in the mixing chamber, the inlet of the pump I is sealed and connected with the right side of the mixing box by its bottom end, and its outlet is sealed and connected with the lower end of the vertically arranged pipe I; the pipe I is vertically arranged in the mixing chamber at a position close to the corresponding partition, and its upper end extends vertically upward along the corresponding partition to the top surface of the box body, and then horizontally and vertically penetrates the corresponding partition, and then the mixed industrial wastewater is pumped into the sedimentation chamber through the pump I; a number of rib plates I are also sequentially spaced along the length direction between the pipe I and the left side of the corresponding partition, and the pipe I is fixed and strengthened by the rib plates I; In the purification chamber, a diversion chamber matching the same is horizontally provided relative to the position directly above the filter assembly. The diversion chamber is a hollow chamber, and a plurality of diversion holes are evenly spaced and embedded in a matrix on its lower surface; a pump II is provided on the right side surface of the partition on the right side relative to the position above the diversion chamber, and the outlet of the pump II is sealed and connected with the diversion chamber; the tube II is vertically arranged at the position of the partition on the right side in the sedimentation chamber, and its lower end is arranged at a lower position relative to the middle of the sedimentation chamber, and its upper end extends vertically upward along the corresponding partition to the top surface of the box body, and then vertically penetrates the partition on the right side, and is connected with the inlet of the pump II, and then the settled industrial wastewater is pumped into the diversion chamber through the pump II, and then falls evenly onto the filter assembly through the diversion holes for purification; a plurality of rib plates II are sequentially spaced along the length direction between the tube II and the left side surface of the corresponding partition, and the tube II is fixed and strengthened by the rib plates II.

[0008] Preferably, it also includes a solenoid valve I, a slag discharge pipe and a solenoid valve II; the feed pipe is obliquely arranged at the upper left side of the box body, and its lower end is obliquely extended downward into the mixing chamber, and is sealed and connected with the mixing tube at its upper end, so as to deliver the purification agent to the mixing tube through the feed pipe; a solenoid valve I is also connected at the upper end of the feed pipe, and the on-off of the feed pipe is controlled by the solenoid valve I; a slag discharge pipe matching it is also provided on the inner bottom surface of the box body relative to the sedimentation chamber, the slag discharge pipe is a funnel-shaped structure, and its upper end is a large-diameter end; the upper ends of the slag discharge pipes are fixedly connected to the corresponding side surfaces of the corresponding partitions and the front and rear inner surfaces of the box body, and are spaced below the tube II; the lower end of the slag discharge pipe extends vertically downward out of the lower surface of the box body, and is also connected with a solenoid valve II, and the on-off of the slag discharge pipe is controlled by the solenoid valve II.

[0009] Preferably, a stirring assembly is further provided in the mixing box, and the stirring assembly includes a motor, a coupling, a rotating shaft, a stirring shaft, a fixed base and a stirring rod; rotating shafts are also coaxially provided at left and right intervals in the middle position inside the mixing box, and the right end of the rotating shaft on the right side is rotatably connected to the corresponding position of the right inner wall of the mixing box through a bearing; the left end of the rotating shaft on the left side is coaxially connected to the right end of the coupling, and the left end of the coupling extends horizontally and horizontally to the left out of the left outer side surface of the mixing box and is linked to the output end of the motor; the motor is horizontally and transversely arranged, and is embedded in the corresponding position on the left outer side surface of the box body; A stirring shaft is also horizontally arranged between the rotating shafts relative to the mixing box, and the two ends of the stirring shaft are screwed and fixed to the corresponding rotating shafts through flanges, so that the stirring shaft rotates around its own axis under the drive of the motor; a plurality of stirring layers are arranged in sequence from left to right on the outer circumferential surface of the stirring shaft, and a plurality of stirring rods are evenly spaced and inclined along the circumferential direction in each stirring layer, each of the stirring rods is arranged obliquely and parallel, and its fixed end is fixedly connected to the stirring shaft through a fixed base, and its other end is arranged without interfering with the mixing box, so that the stirring rod is used to ensure sufficient mixing of industrial wastewater and purification agent.

[0010] Preferably, a heating mechanism is also provided on the surface of the mixing box, and the heating mechanism includes branch pipes, main pipes, connecting components and hot water pipes; a number of branch pipes are also horizontally spaced in sequence from top to bottom on the front and rear surfaces of the mixing box, and the adjacent ends of two adjacent branch pipes on each side are staggered and sealed and connected, and are integrally formed, thereby forming a serpentine structure vertically arranged from top to bottom, and the mixing box is fitted and wrapped front to back; the left ends of the lowest branch pipes on the front and rear sides and the left ends of the uppermost branch pipes on the front and rear sides extend horizontally to the left out of the left side surface of the box body, and are respectively sealed and connected with the corresponding main pipes; the upper and lower main pipes are respectively connected with the corresponding hot water pipes through connecting components to form a hot water circulation loop to heat the mixing box.

[0011] Preferably, each of the connecting components comprises a connecting pipe, a locking nut, a rubber plug and a conical locking mechanism; each of the connecting pipes is a hollow cylindrical structure, and one end thereof close to the mixing box is sealed and connected with the corresponding main pipeline, and are integrally formed respectively; a conical locking mechanism is also provided perpendicularly and coaxially on the end face of each of the connecting pipes away from the mixing box, and the large end of each of the conical locking mechanisms is coaxially and fixedly connected with the end face of the corresponding connecting pipe away from the mixing box; each of the conical locking mechanisms is a tightenable hollow claw structure, and is evenly spaced along the circumferential direction of the corresponding connecting pipe on the end face of the corresponding connecting pipe away from the mixing box, and is tightened toward its axial direction; the outer diameter of the large end of each of the conical locking mechanisms matches the outer diameter of the corresponding connecting pipe, and its outer surface is aligned with the corresponding locking nut The inner surface of the nut matches that of the nut; a rubber plug is coaxially sleeved inside each of the conical locking mechanisms, and each of the rubber plugs is fastened in the corresponding conical locking mechanism through a locking nut; each of the rubber plugs is a conical structure, and its outer surface matches the inner surface of the corresponding conical locking mechanism; a through hole is vertically penetrated in the middle position of one side end face of each of the rubber plugs, and each of the through holes matches the diameter of the hot water pipe; an external thread is also provided along the circumferential direction of the outer circumferential surface of one end of each of the connecting pipes away from the mixing box, and each of the external threads matches the corresponding locking nut; one end of the two hot water pipes passes through the corresponding rubber plug and the interior of the connecting pipe respectively, and then is locked and fixed by the cooperation of the corresponding locking nut and the external thread, thereby forming a hot water circulation loop.

[0012] Preferably, the filter assembly includes a filter plate, a pull plate I, a limit plate I, a pin shaft I, a handle I, an activated carbon layer, a pull plate II, a limit plate II, a pin shaft II and a handle II; a filter plate and an activated carbon layer matching them are horizontally arranged at intervals in the middle position inside the box relative to the purification chamber, and the filter plate and the activated carbon layer are respectively connected to the box in a horizontal and transverse sliding manner, so that the industrial wastewater after sedimentation is doubly purified by the cooperation of the filter plate and the activated carbon layer; the left side of the filter plate is pressed against the corresponding position of the right side of the partition plate on the right side, and a pull plate I matching them is also horizontally fixed on its right side, and the right side of the pull plate I is horizontally fixed It vertically extends out of the right side of the box body, and limit plates I are horizontally symmetrically arranged on the upper and lower sides of the part of the pull plate I that exceeds the box body, each of the limit plates I is fixedly connected to the right side of the box body, and a pin shaft I is vertically arranged in the middle position of the upper surface of the upper limit plate I, and the lower end of the pin shaft I vertically penetrates the upper limit plate I, the pull plate I and the lower limit plate I in sequence downward, and limits the filter plate in the horizontal direction; a handle I is vertically arranged on the right side of the pull plate I, and the handle I and the two limit plates I are arranged without interfering with each other, so that the filter plate is pulled and pulled by the handle I; The left side of the activated carbon layer is pressed against the corresponding position of the right side of the partition on the right side, and a pull plate II matching it is horizontally fixed on its right side. The right side of the pull plate II extends horizontally and vertically out of the right side of the box body, and limit plates II are horizontally and symmetrically arranged on the upper and lower sides of the part of the pull plate II that exceeds the box body. Each of the limit plates II is respectively fixedly connected to the right side of the box body, and a pin shaft II is vertically arranged in the middle position of the upper surface of the upper limit plate II. The lower end of the pin shaft II vertically penetrates the upper limit plate II, the pull plate II and the lower limit plate II in sequence, and limits the activated carbon layer in the horizontal direction; a handle II is also vertically arranged on the right side of the pull plate II, and the handle II and the two limit plates II are arranged without interfering with each other, so that the activated carbon layer is pulled and pulled through the handle II.

[0013] Preferably, it also includes a guide plate, a drain pipe and a solenoid valve III; a drain pipe is horizontally arranged on the right side of the box body near its bottom end, and the left end of the drain pipe extends horizontally and vertically to the inside of the box body, and a solenoid valve III is also connected at the right end of the drain pipe, and the on and off of the drain pipe is controlled by the solenoid valve III; a guide plate matching it is also horizontally inclined and arranged directly below the activated carbon layer in the purification chamber, and the upper end of the guide plate is tightly fixed to the corresponding position of the right side of the partition near the right side, and does not interfere with the horizontal lateral sliding of the activated carbon layer; the lower end of the guide plate is in tight contact with the lower edge of the left end of the drain pipe, and the purified industrial wastewater is collected into the drain pipe, and then discharged through the drain pipe.

[0014] The invention discloses a recycling method for an industrial wastewater recycling system, which is innovative in that it comprises the following steps: Step 1: First, one end of the two hot water pipes is passed through the corresponding rubber plugs and the interior of the connecting pipe in sequence, and then locked and fixed by the corresponding locking nuts and external threads, thereby forming a hot water circulation loop to heat the mixing box through heat exchange; Step 2: Then push the push rod outward to vertically insert the lower end of the water inlet pipe into the water inlet of the box body. At this time, release the push rod, and the corresponding card block and the corresponding card slot of the water inlet pipe are tightly connected through the spring force of the spring, thereby connecting the water inlet pipe with the mixing pipe; Step 3: Then the industrial wastewater is added into the mixing tube through the water inlet pipe, and the purification agent is added into the mixing tube through the feed pipe, and is preliminarily mixed through the winding mixing tube, and then fully mixed through the stirring rod in the mixing box; Step 4: Then, the mixed industrial wastewater in the mixing box is pumped into the sedimentation chamber through Pump II for sedimentation treatment, and the sundries after sedimentation are discharged centrally through the slag discharge pipe; Step 5: Pump II then pumps the settled industrial wastewater into the diversion chamber, and then it falls evenly onto the filter plate through the diversion holes for primary purification, and then falls onto the activated carbon layer for secondary purification. The purified industrial wastewater is collected into the drain pipe through the guide plate and then discharged through the drain pipe.

[0015] Beneficial effects of the present invention: (1) The present invention first mixes the industrial wastewater and the purification agent uniformly, then settles them, and then filters them through the filter plate and the activated carbon layer in sequence, thereby improving the purification effect of the industrial wastewater; (2) The present invention uses a spring, a clamping block and a push rod in coordination, which not only facilitates quick installation and removal of the water inlet pipe and provides a secure connection, but also can be adapted to water inlet pipes of different specifications and has a wide range of applications; (3) The present invention facilitates heat exchange heating of the mixing box through the coordinated use of hot water pipes, connecting components, main pipes and branch pipes, thereby improving the mixing effect of industrial wastewater and purification agents; (4) The connection assembly of the present invention adopts a threaded quick connection, which is simple, convenient and reliable, and is convenient for quickly connecting the hot water pipe and the main pipeline, thereby forming a hot water circulation loop. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 The present invention is a structural schematic diagram of an industrial wastewater recycling system.

[0018] Figure 2 for Figure 1 An enlarged schematic diagram of the mixing box section.

[0019] Figure 3 for Figure 2 Schematic diagram of the internal structure of the mixing box.

[0020] Figure 4 for Figure 1 Schematic diagram of the connection components.

[0021] Among them, 1-box; 2-partition; 3-mixing chamber; 4-sedimentation chamber; 5-purification chamber; 6-mixing box; 7-branch pipeline; 8-main pipeline; 9-connection assembly; 10-hot water pipe; 11-mixing pipe; 12-feeding pipe; 13-solenoid valve I; 14-water inlet pipe; 15-push rod; 16-spring; 17-block; 18-pump I; 19-tube I; 20-slag discharge pipe; 21-solenoid valve II; 22-tube II; 23-pump II; 24-diversion chamber; 25-diversion hole; 26 -filter plate; 27-pull plate Ⅰ; 28-limit plate Ⅰ; 29-pin shaft Ⅰ; 30-handle Ⅰ; 31-activated carbon layer; 32-pull plate Ⅱ; 33-limit plate Ⅱ; 34-pin shaft Ⅱ; 35-handle Ⅱ; 36-guide plate; 37-drain pipe; 38-solenoid valve Ⅲ; 39-motor; 40-rotating shaft; 41-stirring shaft; 42-fixed base; 43-stirring rod; 91-connecting pipe; 92-locking nut; 93-rubber plug; 94-external thread; 95-conical locking mechanism. DETAILED DESCRIPTION

[0022] The technical solution of the present invention will be clearly and completely described below through specific implementation methods.

[0023] An industrial wastewater recycling system of the present invention comprises a box body 1, a partition 2, a clamping assembly, a feed pipe 12, a mixing pipe 11, a mixing box 6, a water delivery assembly I, a water delivery assembly II and a filtering assembly; the specific structure is as follows Figures 1 to 4As shown, a partition plate 2 is vertically and longitudinally arranged at intervals on the left and right inside the horizontally arranged box body 1, and the inside of the box body 1 is divided from left to right into a mixing chamber 3, a sedimentation chamber 4 and a purification chamber 5 which are not connected to each other by two partition plates 2; a feed pipe 12 is connected to the upper left side of the box body 1, and a mixing box 6 is also provided on its inner bottom surface relative to the mixing chamber 3, and a mixing pipe 11 is vertically arranged in a winding shape in the mixing chamber 3 relative to the mixing box 6 directly above; the lower end of the water inlet pipe 14 is installed on the upper surface of the box body 1 relative to the mixing chamber 3 through a clamping assembly, and is connected to the mixing chamber 3; the lower end of the mixing pipe 11 is connected to the mixing box 6, and the upper end thereof is sealed and connected to the lower end of the water inlet pipe 14, and the feed pipe 12 is sealed and connected to the mixing pipe 11 at its upper end position, and then the industrial wastewater and the purification agent are mixed in the mixing box 6 through the mixing pipe 11, and the mixed industrial wastewater is sent to the sedimentation chamber 4 for sedimentation through the water delivery component I; The clamping assembly of the present invention comprises a push rod 15, a spring 16 and a clamping block 17; Figures 1 to 4 As shown, a water inlet matching the water inlet pipe 14 is embedded and opened on the upper surface of the box body 1 relative to the upper end of the mixing tube 11, and grooves are embedded and opened at intervals on the upper surface relative to the left and right sides of the water inlet, and ensure that the upper end of the mixing tube 11 is sealed and connected with the water inlet; a push rod 15 matching therewith is vertically arranged in each groove, and each push rod 15 slides horizontally in the corresponding groove of the box body 1, and a spring 16 is horizontally and horizontally arranged between a side of each push rod 15 away from the water inlet and the inner side of the corresponding groove of the box body 1. The two ends of each spring 16 are fixedly connected to the corresponding inner side surface of the box body 1 and the corresponding push rod 15 respectively; a block 17 is fixedly provided on a side surface of each push rod 15 close to the water inlet, and slots are respectively embedded and opened on the left and right sides of the lower end of the water inlet pipe 14 at the position relative to the block 17; the lower end of the water inlet pipe 14 is vertically inserted into the water inlet of the box body 1, and the corresponding block 17 is tightly connected to the corresponding slot of the water inlet pipe 14 through the spring force of the spring 16, so that the lower end of the water inlet pipe 14 is fixedly connected to the box body 1, and it is sealed and connected with the mixing pipe 11.

[0024] The water delivery assembly I of the present invention comprises a pump I18, a pipe I19 and a rib plate I; Figures 1 to 4As shown, a pump Ⅰ18 is further provided on the inner bottom surface of the box body 1 relative to the right side of the mixing box 6 and located in the mixing chamber 3, the inlet of the pump Ⅰ18 is sealed and connected with the right side of the mixing box 6 by its bottom end, and the outlet thereof is sealed and connected with the lower end of the vertically arranged pipe Ⅰ19; the pipe Ⅰ19 is vertically arranged in the mixing chamber 3 at a position close to the corresponding partition 2, and its upper end vertically extends upward along the corresponding partition 2 to the inner top surface of the box body 1, and then horizontally and vertically penetrates the corresponding partition 2, and then the mixed industrial wastewater is pumped into the sedimentation chamber 4 through the pump Ⅰ18; a plurality of rib plates Ⅰ are sequentially arranged between the pipe Ⅰ19 and the left side surface of the corresponding partition 2 along its length direction, and the pipe Ⅰ19 is fixed and strengthened by the rib plates Ⅰ; The water delivery assembly II of the present invention comprises a pump II 23, a pipe II 22, a rib plate II, a diversion cavity 24 and a diversion hole 25; Figures 1 to 4 As shown, a diversion chamber 24 matching with the filter assembly is also horizontally provided in the purification chamber 5 at a position directly above the filter assembly. The diversion chamber 24 is a hollow cavity, and a plurality of diversion holes 25 are evenly spaced and embedded in a matrix on its lower surface; a pump II 23 is also provided on the right side of the right side partition 2 at a position above the diversion chamber 24, and the outlet of the pump II 23 is sealed and connected with the diversion chamber 24; a pipe II 22 is vertically provided in the sedimentation chamber 4 at a position close to the right side partition 2, and its lower end is provided at a position relative to the sedimentation chamber 4 is located at the lower middle position, and its upper end vertically extends upward along the corresponding partition 2 to the top surface of the box body 1, and then horizontally and vertically penetrates the partition 2 on the right side, and is connected with the inlet of the pump II 23, and then the settled industrial wastewater is pumped into the diversion cavity 24 through the pump II 23, and then falls evenly onto the filter assembly through the diversion hole 25 for purification treatment; a number of rib plates II are sequentially arranged between the tube II 22 and the left side of the corresponding partition 2 along the length direction thereof, and the tube II 22 is fixed and strengthened by the rib plates II.

[0025] like Figures 1 to 4 As shown, the feed pipe 12 is tiltedly arranged at the upper left side of the housing 1, and its lower end tilts downwardly and extends into the mixing chamber 3, and is sealed and connected with the mixing tube 11 at its upper end, so that the purification agent is delivered to the mixing tube 11 through the feed pipe 12; an electromagnetic valve Ⅰ13 is also connected at the upper end of the feed pipe 12, and the on-off of the feed pipe 12 is controlled by the electromagnetic valve Ⅰ13.

[0026] like Figures 1 to 4 As shown, a slag discharge pipe 20 matching with the settling chamber 4 is provided on the inner bottom surface of the box body 1, and the slag discharge pipe 20 is a funnel-shaped structure, and its upper end is a large-diameter end; the upper ends of the slag discharge pipe 20 are respectively fixedly connected to the corresponding side surfaces of the corresponding partition 2 and the front and rear inner surfaces of the box body 1, and are arranged at intervals below the pipe Ⅱ 22; the lower end of the slag discharge pipe 20 extends vertically downward out of the lower surface of the box body 1, and is also connected to an electromagnetic valve Ⅱ 21, and the electromagnetic valve Ⅱ 21 is used to control the on and off of the slag discharge pipe 20.

[0027] The present invention further provides a stirring assembly in the mixing box 6, and the stirring assembly includes a motor 39, a coupling, a rotating shaft 40, a stirring shaft 41, a fixed base 42 and a stirring rod 43; Figures 1 to 4 As shown, in the middle position of the interior of the mixing box 6, a rotating shaft 40 is also provided horizontally and transversely coaxially at intervals on the left and right, and the right end of the rotating shaft 40 on the right side is rotatably connected to the corresponding position of the right inner wall of the mixing box 6 through a bearing; the left end of the rotating shaft 40 on the left side is coaxially connected to the right end of the coupling, and the left end of the coupling extends horizontally and transversely to the left out of the left outer side of the mixing box 6, and is linked to the output end of the motor 39. The motor 39 is horizontally and transversely arranged, and is embedded in the corresponding position of the left outer side of the box body 1; a stirring shaft 41 is also horizontally and transversely arranged between the two rotating shafts 40 relative to the mixing box 6, and the stirring shaft 4 The two ends of 1 are respectively screwed and fixed with the corresponding rotating shaft 40 through flanges, and then, driven by the motor 39, the stirring shaft 41 rotates around its own axis; a plurality of stirring layers are arranged in sequence from left to right on the outer circumferential surface of the stirring shaft 41, and a plurality of stirring rods 43 are arranged at intervals along the circumferential direction of each stirring layer, each stirring rod 43 is arranged obliquely and parallel, and its fixed end is fixedly connected to the stirring shaft 41 through a fixed base 42, and the other end is arranged without interfering with the mixing box 6, so that the stirring rod 43 ensures that the industrial wastewater and the purification agent are fully mixed.

[0028] The present invention further provides a heating mechanism on the surface of the mixing box 6, and the heating mechanism includes a branch pipe 7, a main pipe 8, a connecting assembly 9 and a hot water pipe 10; Figures 1 to 4 As shown, a number of branch pipes 7 are horizontally spaced from top to bottom on the front and rear surfaces of the mixing box 6, and the adjacent ends of the two adjacent branch pipes 7 on each side are staggered and sealed and connected, and are integrally formed, thereby forming a serpentine structure vertically arranged from top to bottom, which fits and covers the mixing box 6 front to back; the left ends of the lowest branch pipes 7 on the front and rear sides and the left ends of the uppermost branch pipes 7 on the front and rear sides extend horizontally to the left out of the left side surface of the box body 1, and are sealed and connected with the corresponding main pipes 8 respectively; the upper and lower main pipes 8 are connected with the corresponding hot water pipes 10 through the connecting components 9, respectively, to form a hot water circulation loop, and heat the mixing box 6 through heat exchange.

[0029] Each connection assembly 9 includes a connection pipe 91, a locking nut 92, a rubber plug 93 and a conical locking mechanism 95; Figures 1 to 4As shown, each connecting pipe 91 is a hollow cylindrical structure, and its end close to the mixing box 6 is sealed and connected to the corresponding main pipeline 8, and is integrally formed; a conical locking mechanism 95 is also provided vertically and coaxially on the end face of each connecting pipe 91 away from the mixing box 6, and the large end of each conical locking mechanism 95 is fixedly connected to the end face of the corresponding connecting pipe 91 away from the mixing box 6 coaxially; each conical locking mechanism 95 is a tightenable hollow claw structure, and is evenly spaced and arranged on the end face of the corresponding connecting pipe 91 away from the mixing box 6 along the circumferential direction of the corresponding connecting pipe 91, and is tightened toward its axial direction; the outer diameter of the large end of each conical locking mechanism 95 matches the outer diameter of the corresponding connecting pipe 91, and its outer surface matches the inner surface of the corresponding locking nut 92; like Figures 1 to 4 As shown, a rubber plug 93 is coaxially sleeved inside each conical locking mechanism 95, and each rubber plug 93 is fastened in the corresponding conical locking mechanism 95 by a locking nut 92; each rubber plug 93 is a conical structure, and its outer surface matches the inner surface of the corresponding conical locking mechanism 95; a through hole is vertically penetrated in the middle position of one side end face of each rubber plug 93, and each through hole matches the diameter of the hot water pipe 10; an external thread 94 is also provided along the circumferential direction of the outer circumferential surface of one end of each connecting pipe 91 away from the mixing box 6, and each external thread 94 matches the corresponding locking nut 92; one end of the two hot water pipes 10 of the present invention passes through the corresponding rubber plug 93 and the interior of the connecting pipe 91 respectively, and then is locked and fixed by the cooperation of the corresponding locking nut 92 and the external thread 94, thereby forming a hot water circulation loop.

[0030] The present invention provides a filter assembly in the purification chamber 5, and delivers the settled industrial wastewater to the purification chamber 5 for purification through the water delivery assembly II; wherein the filter assembly includes a filter plate 26, a pull plate I 27, a limit plate I 28, a pin shaft I 29, a handle I 30, an activated carbon layer 31, a pull plate II 32, a limit plate II 33, a pin shaft II 34 and a handle II 35; Figures 1 to 4As shown, a filter plate 26 and an activated carbon layer 31 matching therewith are horizontally arranged at an interval of up and down in the middle position of the inner part of the box body 1 relative to the purification chamber 5, and the filter plate 26 and the activated carbon layer 31 are respectively connected to the box body 1 horizontally and laterally in a sliding manner, so that the industrial wastewater after sedimentation is doubly purified by the cooperation of the filter plate 26 and the activated carbon layer 31; the left side of the filter plate 26 is pressed against the corresponding position of the right side of the right partition plate 2, and a pull plate Ⅰ27 matching therewith is also horizontally fixed on its right side, and the right side of the pull plate Ⅰ27 extends horizontally and vertically out of the right side of the box body 1, and when the pull plate Ⅰ27 exceeds a part of the box body 1 Limiting plates Ⅰ28 are also horizontally symmetrically provided on the upper and lower sides of the filter plate 26, and each limiting plate Ⅰ28 is fixedly connected to the right side of the box body 1, and a pin shaft Ⅰ29 is vertically provided in the middle position of the upper surface of the upper limiting plate Ⅰ28, and the lower end of the pin shaft Ⅰ29 vertically penetrates the upper limiting plate Ⅰ28, the pull plate Ⅰ27 and the lower limiting plate Ⅰ28 in sequence, and limits the filter plate 26 in the horizontal direction; a handle Ⅰ30 is also vertically provided on the right side of the pull plate Ⅰ27, and the handle Ⅰ30 and the two limiting plates Ⅰ28 are arranged without interfering with each other, and the filter plate 26 is pulled and pulled by the handle Ⅰ30; like Figures 1 to 4 As shown, the left side of the activated carbon layer 31 is pressed against the corresponding position of the right side of the right partition 2, and a pull plate Ⅱ32 matching it is also horizontally fixed on its right side, the right side of the pull plate Ⅱ32 extends horizontally and vertically out of the right side of the box body 1, and limit plates Ⅱ33 are also horizontally and symmetrically provided on the upper and lower sides of the part of the pull plate Ⅱ32 that exceeds the box body 1, each limit plate Ⅱ33 is respectively fixedly connected to the right side of the box body 1, and a pin shaft Ⅱ34 is also vertically provided in the middle position of the upper surface of the upper limit plate Ⅱ33, and the lower end of the pin shaft Ⅱ34 vertically downward passes through the upper limit plate Ⅱ33, the pull plate Ⅱ32 and the lower limit plate Ⅱ33 in sequence, and limits the activated carbon layer 31 in the horizontal direction; a handle Ⅱ35 is also vertically provided on the right side of the pull plate Ⅱ32, and the handle Ⅱ35 and the two limit plates Ⅱ33 are arranged without interfering with each other, and then the activated carbon layer 31 is pulled and pulled by the handle Ⅱ35.

[0031] like Figures 1 to 4 As shown, a drain pipe 37 is horizontally provided on the right side of the box body 1 near its bottom, and the left end of the drain pipe 37 extends horizontally and vertically to the inside of the box body 1, and a solenoid valve III38 is also connected to the right end of the drain pipe 37, and the on-off of the drain pipe 37 is controlled by the solenoid valve III38; a guide plate 36 matching the activated carbon layer 31 is also horizontally inclined in the purification chamber 5 relative to the bottom of the activated carbon layer 31, and the upper end of the guide plate 36 is tightly fixed to the corresponding position of the right side of the right partition 2, and does not interfere with the horizontal lateral sliding of the activated carbon layer 31; the lower end of the guide plate 36 is in close contact with the lower edge of the left end of the drain pipe 37, and the purified industrial waste water is collected into the drain pipe 37, and then discharged through the drain pipe 37.

[0032] The present invention provides a recycling method for an industrial wastewater recycling system, such as Figures 1 to 4 As shown, the following steps are included: Step 1: First, pass one end of the two hot water pipes 10 through the corresponding rubber plugs 93 and the interior of the connecting pipe 91 respectively, and then lock and fix them through the cooperation of the corresponding locking nuts 92 and external threads 94, thereby forming a hot water circulation loop to heat the mixing box 6 for heat exchange.

[0033] Step 2: Then push the push rod 15 outward to vertically insert the lower end of the water inlet pipe 14 into the water inlet of the box body 1. At this time, release the push rod 15, and through the spring force of the spring 16, the corresponding block 17 is tightly connected with the corresponding groove of the water inlet pipe 14, thereby connecting the water inlet pipe 14 with the mixing pipe 11.

[0034] Step 3: Then the industrial wastewater is added into the mixing tube 11 through the water inlet pipe 14, and the purification agent is added into the mixing tube 11 through the feed pipe 12, and is preliminarily mixed through the winding mixing tube 11, and then fully mixed in the mixing box 6 through the stirring rod 43.

[0035] Step 4: The mixed industrial wastewater in the mixing box 6 is then pumped into the sedimentation chamber 4 through the pump II 23 for sedimentation treatment, and the sundries after sedimentation are discharged centrally through the slag discharge pipe 20.

[0036] Step 5: Pump II 23 then pumps the settled industrial wastewater into the diversion chamber 24, and then the wastewater evenly falls onto the filter plate 26 through the diversion hole 25 for primary purification, and then falls onto the activated carbon layer 31 for secondary purification. The purified industrial wastewater is collected into the drain pipe 37 through the guide plate 36 and then discharged through the drain pipe 37.

[0037] Beneficial effects of the present invention: (1) The present invention first mixes the industrial wastewater and the purification agent uniformly, then settles the mixture, and then sequentially filters the mixture through the filter plate 26 and the activated carbon layer 31, thereby improving the purification effect of the industrial wastewater; (2) The present invention uses the spring 16, the block 17 and the push rod 15 in coordination, which not only facilitates the rapid installation and removal of the water inlet pipe 14 and provides a secure connection, but also can be adapted to water inlet pipes 14 of different specifications and has a wide range of applications; (3) The present invention facilitates heat exchange heating of the mixing box 6 by using the hot water pipe 10, the connecting assembly 9, the main pipe 8 and the branch pipe 7, thereby improving the mixing effect of the industrial wastewater and the purification agent; (4) The connection assembly 9 of the present invention adopts a threaded quick connection, which is simple, convenient and reliable, and is convenient for quickly connecting the hot water pipe 10 to the main pipe 8, thereby forming a hot water circulation loop.

[0038] The embodiments described above are merely descriptions of preferred implementation modes of the present invention, and are not intended to limit the concept and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary engineering technicians in the field should fall within the protection scope of the present invention. The technical contents for which protection is sought in the present invention have been fully recorded in the technical requirements.

Claims

1. An industrial wastewater recycling system, characterized in that: It includes a box body, a partition, a clamping assembly, a feed pipe, a mixing pipe, a mixing box, a water delivery assembly I, a water delivery assembly II and a filtering assembly; partitions are arranged vertically and longitudinally at intervals on the left and right sides of the horizontally arranged box body, and the inside of the box body is divided from left to right into a mixing chamber, a sedimentation chamber and a purification chamber that are not connected to each other by two partitions; a feed pipe is connected to the upper left side of the box body, and a mixing box is also arranged on its inner bottom surface relative to the mixing chamber, and a mixing pipe is also arranged vertically in the mixing chamber relative to the mixing box in a winding shape; the water inlet pipe The lower end is installed on the upper surface of the box body relative to the mixing chamber through a clamping assembly and is connected to the mixing chamber; the lower end of the mixing tube is connected to the mixing box, and its upper end is sealed and connected to the lower end of the water inlet pipe, and the feed pipe is sealed and connected to the mixing tube at its upper end position, so that the industrial wastewater and the purification agent are mixed in the mixing box through the mixing tube, and the mixed industrial wastewater is sent to the sedimentation chamber for sedimentation through the water delivery component I; a filtering component is provided in the purification chamber, and the settled industrial wastewater is sent to the purification chamber for purification through the water delivery component II.

2. The industrial wastewater recycling system according to claim 1, characterized in that: The clamping assembly includes a push rod, a spring and a clamping block; a water inlet matching the water inlet pipe is embedded in the upper surface of the box relative to the upper end of the mixing tube, and grooves are embedded at intervals on the upper surface relative to the left and right sides of the water inlet to ensure that the upper end of the mixing tube is sealed and connected to the water inlet; a push rod matching it is vertically arranged in each of the grooves, and each of the push rods slides horizontally in the corresponding groove of the box, and a side of each push rod away from the water inlet is aligned with the inner side of the corresponding groove of the box A spring is also horizontally arranged between the surfaces, and the two ends of each spring are fixedly connected to the corresponding inner side surface of the box body and the corresponding push rod respectively; a clamping block is also fixedly arranged on the side surface of each push rod close to the water inlet, and clamping grooves are respectively embedded and opened on the left and right sides of the lower end of the water inlet pipe at the position relative to the clamping block; the lower end of the water inlet pipe is vertically inserted into the water inlet of the box body, and the corresponding clamping block is tightly clamped with the corresponding clamping groove of the water inlet pipe through the spring force of the spring, so that the lower end of the water inlet pipe is fixedly connected to the box body and sealed and connected with the mixing tube.

3. The industrial wastewater recycling system according to claim 1, characterized in that: The water delivery component I includes a pump I, a pipe I and a rib plate I, and the water delivery component II includes a pump II, a pipe II, a rib plate II, a diversion chamber and a diversion hole; a pump I is also provided on the inner bottom surface of the box body relative to the right side of the mixing box and located in the mixing chamber, the inlet of the pump I is sealed and connected with the right side of the mixing box by its bottom end, and its outlet is sealed and connected with the lower end of the vertically arranged pipe I; the pipe I is vertically arranged in the mixing chamber at the corresponding partition position, and its upper end vertically extends upward along the corresponding partition to the top surface of the box body, and then horizontally and vertically penetrates the corresponding partition, and then the mixed industrial wastewater is pumped into the sedimentation chamber through the pump I; a number of rib plates I are also sequentially spaced along the length direction between the pipe I and the left side of the corresponding partition, and the pipe I is fixed and strengthened by the rib plates I; In the purification chamber, a diversion chamber matching the same is horizontally provided relative to the position directly above the filter assembly. The diversion chamber is a hollow chamber, and a plurality of diversion holes are evenly spaced and embedded in a matrix on its lower surface; a pump II is provided on the right side surface of the partition on the right side relative to the position above the diversion chamber, and the outlet of the pump II is sealed and connected with the diversion chamber; the tube II is vertically arranged at the position of the partition on the right side in the sedimentation chamber, and its lower end is arranged at a lower position relative to the middle of the sedimentation chamber, and its upper end extends vertically upward along the corresponding partition to the top surface of the box body, and then vertically penetrates the partition on the right side, and is connected with the inlet of the pump II, and then the settled industrial wastewater is pumped into the diversion chamber through the pump II, and then falls evenly onto the filter assembly through the diversion holes for purification; a plurality of rib plates II are sequentially spaced along the length direction between the tube II and the left side surface of the corresponding partition, and the tube II is fixed and strengthened by the rib plates II.

4. The industrial wastewater recycling system according to claim 3, characterized in that: It also includes a solenoid valve I, a slag discharge pipe and a solenoid valve II; the feed pipe is obliquely arranged at the upper left side of the box body, and its lower end is obliquely extended downward into the mixing chamber, and is sealed and connected with the mixing tube at its upper end, so as to deliver the purification agent to the mixing tube through the feed pipe; a solenoid valve I is also connected at the upper end of the feed pipe, and the on-off of the feed pipe is controlled by the solenoid valve I; a slag discharge pipe matching it is also provided on the inner bottom surface of the box body relative to the sedimentation chamber, the slag discharge pipe is a funnel-shaped structure, and its upper end is a large-diameter end; the upper end of the slag discharge pipe is fixedly connected to the corresponding side surfaces of the corresponding partition and the front and rear inner surfaces of the box body, and is arranged at intervals below the pipe II; the lower end of the slag discharge pipe extends vertically downward out of the lower surface of the box body, and is also connected with a solenoid valve II, and the on-off of the slag discharge pipe is controlled by the solenoid valve II.

5. The industrial wastewater recycling system according to claim 4, characterized in that: A stirring assembly is also provided in the mixing box, and the stirring assembly includes a motor, a coupling, a rotating shaft, a stirring shaft, a fixed base and a stirring rod; rotating shafts are also provided coaxially at intervals on the left and right sides of the inner middle position of the mixing box, and the right end of the rotating shaft on the right side is rotatably connected to the corresponding position of the right inner wall of the mixing box through a bearing; the left end of the rotating shaft on the left side is coaxially connected to the right end of the coupling, and the left end of the coupling extends horizontally and transversely to the left out of the left outer side surface of the mixing box and is linked to the output end of the motor; the motor is horizontally arranged, and is embedded in the corresponding position of the left outer side surface of the box body; at the two A stirring shaft is also horizontally arranged between the rotating shafts relative to the mixing box, and the two ends of the stirring shaft are screwed and fixed to the corresponding rotating shafts through flanges, so that the stirring shaft rotates around its own axis under the drive of the motor; a number of stirring layers are also arranged in sequence from left to right on the outer circumferential surface of the stirring shaft, and a number of stirring rods are also evenly spaced and inclined along the circumferential direction in each stirring layer, each of the stirring rods is arranged obliquely and parallel, and its fixed end is fixedly connected to the stirring shaft through a fixed base, and the other end is arranged without interfering with the mixing box, so that the stirring rod is used to ensure sufficient mixing of industrial wastewater and purification agent.

6. The industrial wastewater recycling system according to claim 5, characterized in that: A heating mechanism is also provided on the surface of the mixing box, and the heating mechanism includes branch pipes, main pipes, connecting components and hot water pipes; a number of branch pipes are also horizontally spaced from top to bottom on the front and rear surfaces of the mixing box, and the adjacent ends of two adjacent branch pipes on each side are staggered and sealed and connected, and are integrally formed, thereby forming a serpentine structure vertically arranged from top to bottom, and the mixing box is fitted and wrapped front to back; the left ends of the lowest branch pipes on the front and rear sides and the left ends of the uppermost branch pipes on the front and rear sides extend horizontally to the left out of the left side of the box body, and are respectively sealed and connected with the corresponding main pipes; the upper and lower main pipes are respectively connected with the corresponding hot water pipes through connecting components, and form a hot water circulation loop to heat the mixing box.

7. An industrial wastewater recycling system according to claim 6, characterized in that: Each of the connecting components comprises a connecting pipe, a locking nut, a rubber plug and a conical locking mechanism; each of the connecting pipes is a hollow cylindrical structure, and one end thereof close to the mixing box is sealed and connected to the corresponding main pipeline, and they are integrally formed; a conical locking mechanism is also provided vertically and coaxially on the end face of one end of each connecting pipe away from the mixing box, and the large end of each conical locking mechanism is fixedly connected coaxially with the end face of the corresponding connecting pipe away from the mixing box; each of the conical locking mechanisms is a tightenable hollow claw structure, and is evenly spaced along the circumferential direction of the corresponding connecting pipe on the end face of the corresponding connecting pipe away from the mixing box, and is tightened toward its axial direction; the outer diameter of the large end of each conical locking mechanism matches the outer diameter of the corresponding connecting pipe, and its outer surface is aligned with the corresponding locking nut. The inner surface matches; a rubber plug is coaxially sleeved inside each of the conical locking mechanisms, and each of the rubber plugs is fastened in the corresponding conical locking mechanism by a locking nut; each of the rubber plugs is a conical structure, and its outer surface matches the inner surface of the corresponding conical locking mechanism; a through hole is vertically penetrated in the middle position of one side end face of each of the rubber plugs, and each of the through holes matches the diameter of the hot water pipe; an external thread is also provided along the circumferential direction of the outer circumferential surface of one end of each connecting pipe away from the mixing box, and each of the external threads matches the corresponding locking nut; one end of the two hot water pipes passes through the corresponding rubber plug and the interior of the connecting pipe respectively, and then is locked and fixed by the cooperation of the corresponding locking nut and the external thread, thereby forming a hot water circulation loop.

8. The industrial wastewater recycling system according to claim 7, characterized in that: The filter assembly includes a filter plate, a pull plate I, a limit plate I, a pin shaft I, a handle I, an activated carbon layer, a pull plate II, a limit plate II, a pin shaft II and a handle II; a filter plate and an activated carbon layer matching them are horizontally arranged at intervals in the middle position inside the box relative to the purification chamber, and the filter plate and the activated carbon layer are respectively connected to the box in a horizontal and transverse sliding manner, so that the industrial wastewater after sedimentation is double purified by the cooperation of the filter plate and the activated carbon layer; the left side of the filter plate is pressed against the corresponding position of the right side of the partition on the right side, and a pull plate I matching them is also horizontally fixed on its right side, and the right side of the pull plate I is horizontally and vertically Extending out of the right side of the box body, and the upper and lower sides of the pull plate I that exceeds the box body are also horizontally symmetrically provided with limit plates I, each of the limit plates I is respectively fixedly connected to the right side of the box body, and a pin shaft I is also vertically provided at the middle position of the upper surface of the upper limit plate I, and the lower end of the pin shaft I vertically penetrates the upper limit plate I, the pull plate I and the lower limit plate I in sequence downward, and limits the filter plate in the horizontal direction; a handle I is also vertically provided on the right side of the pull plate I, and the handle I and the two limit plates I are arranged without interfering with each other, so that the filter plate is pulled and pulled by the handle I; The left side of the activated carbon layer is pressed against the corresponding position of the right side of the partition on the right side, and a pull plate II matching it is horizontally fixed on its right side. The right side of the pull plate II extends horizontally and vertically out of the right side of the box body, and limit plates II are horizontally and symmetrically arranged on the upper and lower sides of the part of the pull plate II that exceeds the box body. Each of the limit plates II is respectively fixedly connected to the right side of the box body, and a pin shaft II is vertically arranged in the middle position of the upper surface of the upper limit plate II. The lower end of the pin shaft II vertically penetrates the upper limit plate II, the pull plate II and the lower limit plate II in sequence, and limits the activated carbon layer in the horizontal direction; a handle II is also vertically arranged on the right side of the pull plate II, and the handle II and the two limit plates II are arranged without interfering with each other, so that the activated carbon layer is pulled and pulled through the handle II.

9. The industrial wastewater recycling system according to claim 8, characterized in that: It also includes a guide plate, a drain pipe and a solenoid valve III; a drain pipe is horizontally arranged on the right side of the box body near its bottom end, and the left end of the drain pipe extends horizontally and vertically to the inside of the box body, and a solenoid valve III is also connected at the right end of the drain pipe, and the drain pipe is controlled by the solenoid valve III; a guide plate matching it is also horizontally inclined and arranged directly below the activated carbon layer in the purification chamber, the upper end of the guide plate is tightly fixed to the corresponding position of the right side of the partition near the right side, and does not interfere with the horizontal lateral sliding of the activated carbon layer; the lower end of the guide plate is in tight contact with the lower edge of the left end of the drain pipe, and the purified industrial wastewater is collected into the drain pipe, and then discharged through the drain pipe.

10. The recycling method of an industrial wastewater recycling system according to claim 9, characterized in that The following steps are involved: Step 1: First, one end of the two hot water pipes is passed through the corresponding rubber plugs and the interior of the connecting pipe in sequence, and then locked and fixed by the corresponding locking nuts and external threads, thereby forming a hot water circulation loop to heat the mixing box through heat exchange; Step 2: Then push the push rod outward to vertically insert the lower end of the water inlet pipe into the water inlet of the box body. At this time, release the push rod, and the corresponding card block and the corresponding card slot of the water inlet pipe are tightly connected through the spring force of the spring, thereby connecting the water inlet pipe with the mixing pipe; Step 3: Then the industrial wastewater is added into the mixing tube through the water inlet pipe, and the purification agent is added into the mixing tube through the feed pipe, and is preliminarily mixed through the winding mixing tube, and then fully mixed through the stirring rod in the mixing box; Step 4: Then, the mixed industrial wastewater in the mixing box is pumped into the sedimentation chamber through Pump II for sedimentation treatment, and the settled debris is discharged centrally through the slag discharge pipe; Step 5: Pump II then pumps the settled industrial wastewater into the diversion chamber, and then it falls evenly onto the filter plate through the diversion holes for primary purification, and then falls onto the activated carbon layer for secondary purification. The purified industrial wastewater is collected into the drain pipe through the guide plate and then discharged through the drain pipe.

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